#include <Wire.h> #include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd = LiquidCrystal_I2C(0x27, 16, 2); #define trigPin 12 //Define the HC-SE04 triger on pin GPIO 12 (D6) on the arduino #define echoPin 14 //Define the HC-SE04 echo on pin GPIO 14 (D5)on the arduino #define door 0 //Define t…

How to stop detected after 5 seconds using ultrasonic sensor

system Closed May 16, 2022, 6:54am 5

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